A. affect
Affect can sometimes be a noun, but it is mostly used as a verb that describes some sort of change or difference.
On the other hand, the word effect is not an action nor verb; it is a noun that refers to the result of a cause.
The answer should be B) It reveals the characters' actions in response to the climax.
A because by definition that is what a salver is
The answer is C because when you summarize a story you need the main detail of the whole story.
The answer is number two I